The software for enterprises and hosting providers to build private and hybrid clouds based on the same technology that runs the Microsoft Azure public cloud service is in preview for testers to evaluate. Some say it could bring major changes to the datacenter.

The first major update of Windows 10 will make better use of digital ink, add intelligence and extensibility to Cortana, extend Hello biometric authentication in the Edge browser, and run the Linux Bash Shell from Ubuntu, among numerous other features coming this summer.